Jim Constantine jaconstantine
dmorgantini
/ DropWizardAdminResource.java
Last active
August 13, 2020 20:09
Dropwizard App with Admin Resource
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| public class TemplateApplication extends Application<ServiceConfiguration> { | |
| public static void main(String[] args) throws Exception { | |
| new TemplateApplication().run(args); | |
| } | |
| @Override | |
| public void run(ServiceConfiguration configuration, Environment environment) throws Exception { |
jeffcogswell
/ q_example.js
Last active
August 12, 2022 01:22
Here's another chaining example on using q.js. This doesn't have any error handling, as I just want to demonstrate the chaining concept. Please read the comments carefully, as I start out with a non-q example, to show the order of flow. Please post comments if there's anything that isn't clear and I'll try to revise it as needed.
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| // Q sample by Jeff Cogswell | |
| /*=========== | |
| We want to call these three functions in sequence, one after the other: | |
| First we want to call one, which initiates an ajax call. Once that | |
| ajax call is complete, we want to call two. Once two's ajax call is | |
| complete, we want to call three. | |
| BUT, we don't want to just call our three functions in sequence, as this quick |
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| package com.squareup.alcatraz.auth; | |
| import com.google.common.base.Optional; | |
| import com.unboundid.ldap.sdk.Filter; | |
| import com.unboundid.ldap.sdk.LDAPConnection; | |
| import com.unboundid.ldap.sdk.LDAPException; | |
| import com.unboundid.ldap.sdk.ResultCode; | |
| import com.unboundid.ldap.sdk.SearchRequest; | |
| import com.unboundid.ldap.sdk.SearchResult; | |
| import com.unboundid.ldap.sdk.SearchResultEntry; |
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| Latency Comparison Numbers (~2012) | |
| ---------------------------------- | |
| L1 cache reference 0.5 ns | |
| Branch mispredict 5 ns | |
| L2 cache reference 7 ns 14x L1 cache | |
| Mutex lock/unlock 25 ns | |
| Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
| Compress 1K bytes with Zippy 3,000 ns 3 us | |
| Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
| Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |